Browsing Faculty Publications (CoM) by Author "Plessis, Stefan S du"
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Descriptive histomorphological evaluation of the testis and caudal epididymis following treatment with rooibos (Aspalathus linearis), honeybush (Cyclopia intermedia) and sutherlandia (Lessertia frutescens) in healthy and streptozotocininduced diabetic rats
Omolaoye, Temidayo S.; Plessis, Stefan S du (2021)Objective: To evaluate the testis and the cauda epididymis after treating both healthy and diabetic rats with rooibos (Aspalathus linearis), honeybush (Cyclopia intermedia), and sutherlandia (Lessertia frutescens), ... -
Fertility and pregnancy outcome among women undergoing assisted reproductive technology treatment in Windhoek, Namibia
Plessis, Stefan S du (2021)Purpose: Infertility has been defined as a couple's failure to conceive after regular and unprotected coitus for 1 year or six months, depending on the age of the female counterpart. Although infertility can result from ... -
The mutagenic effect of tobacco smoke on male fertility
Omolaoye, Temidayo S.; Boillat, Thomas; Loney, Tom; Plessis, Stefan S du (2021)Abstract: Despite the association between tobacco use and the harmful effects on general health as well as male fertility parameters, smoking remains globally prevalent. The main content of tobacco smoke is nicotine and ... -
The Role of Selected Natural Biomolecules in Sperm Production and Functionality
Plessis, Stefan S du (2021)Abstract: Emerging evidence from in vivo as well as in vitro studies indicates that natural biomolecules may play important roles in the prevention or management of a wide array of chronic diseases. Furthermore, the use ... -
SARS-COV-2 (Covid-19) and male fertility: Where are we?
Plessis, Stefan S du (2020)Abstract: Severe acute respiratory syndrome coronavirus 2 (SARS COV-2), a single-stranded RNA virus, was found to be the causal agent of the disease called coronavirus disease. During December 2019, China informed the ... -
SARS-CoV-2 Vaccine Effects on Semen Parameters: A Systematic Review and Meta-Analysis
Omolaoye, Temidayo S; Plessis, Stefan S du (2022-12)Objective: Vaccination against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) epitomizes the best preventative SARS-CoV-2 infection strategy to counteract the severe consequences of infection. However, ... -
Seminal plasma metabolomics profiles following long (4–7 days) and short (2 h) sexual abstinence periods
Plessis, Stefan S du (2021)Objective: Metabolomic profiling of seminal plasma has been suggested as a possible approach for a fast and non-invasive male infertility evaluation diagnosis. However, metabolomics profiles in normozoospermic men have ...